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Missouri

$55+ Cheap flights from Kentucky to Missouri

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STL
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Find flight deals from Kentucky to Missouri

Cheapest flights from Kentucky to Missouri
Explore the most affordable flight options available from Kentucky to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:57 amCVG - STL
1 stop11h 36mFrontier
Mon 12/89:54 amSTL - CVG
1 stop8h 51mFrontier
Deal found 11/4$110
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:24 amCVG - STL
1 stop23h 43mFrontier
Thu 11/204:13 pmSTL - CVG
1 stop5h 49mFrontier
Deal found 11/3$119
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:57 amCVG - STL
1 stop11h 36mFrontier
Thu 12/111:16 pmSTL - CVG
1 stop9h 42mFrontier
Deal found 11/3$150
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:05 amCVG - MCI
1 stop14h 33mFrontier
Mon 11/1711:12 amMCI - CVG
1 stop4h 58mFrontier
Deal found 11/3$151
This FlightHub deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:35 pmBNA - STL
1 stop4h 01mMultiple Airlines
Wed 12/37:43 pmSTL - BNA
1 stop23h 03mMultiple Airlines
Deal found 11/3$151
This Trip.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Mon 12/89:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 11/3$153
This Vliegwinkel deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Mon 12/89:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 11/4$155
This Mytrip deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/171:27 pmCVG - STL
1 stop20h 40mFrontier
Wed 11/197:45 pmSTL - CVG
1 stop14h 01mFrontier
Deal found 11/4$159
This Southern / Mokulele deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Thu 12/119:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 11/2$172
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:10 amCVG - STL
1 stop29h 04mFrontier
Fri 12/1210:42 amSTL - CVG
1 stop4h 41mFrontier
Deal found 11/4$178
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:59 amCVG - STL
1 stop22h 48mFrontier
Sat 12/67:43 pmSTL - CVG
2 stops11h 56mFrontier
Deal found 11/3$190
This Booking.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:57 amCVG - STL
1 stop11h 36mFrontier
Wed 12/103:30 pmSTL - CVG
1 stop18h 22mFrontier
Deal found 11/3$192

Cheap flight deals from Kentucky to Missouri

Keep the following information in mind while searching for Kentucky to Missouri flight deals. Data was last updated November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(Frontier)

One-way from

$55
(Priceline)

Popular in

May

Cheapest in

August

Average price

$306
Provider with most accurate pricing for Louisville Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Lambert-St Louis flights.
Search Deals
From Kentucky to Missouri
Search Deals
One-way flight from Kentucky to Missouri
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Kentucky to Missouri that are best for you.

Fly from

Kentucky

Fly to

Missouri

Route

Depart

Return

Price

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Tue 11/18

10:24 am-9:07 am

1 stop23h 43m

Lambert-St Louis

Thu 11/20

4:13 pm-11:02 pm

1 stop5h 49m

$119

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Mon 11/17

1:27 pm-9:07 am

1 stop20h 40m

Lambert-St Louis

Wed 11/19

7:45 pm-10:46 am

1 stop14h 01m

$159

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Mon 12/8

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Thu 12/11

9:50 am-1:48 pm

1 stop3h 58m

$172

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Fri 12/5

6:10 am-10:14 am

1 stop29h 04m

Lambert-St Louis

Fri 12/12

10:42 am-4:23 pm

1 stop4h 41m

$178

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 1/15

11:37 am-7:29 pm

1 stop7h 52m

Lambert-St Louis

Sun 1/18

1:35 pm-9:38 pm

1 stop8h 03m

$181

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 12/2

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Wed 12/3

7:43 pm-1:10 pm

2 stops17h 27m

$186

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Thu 12/4

11:59 am-9:47 am

1 stop22h 48m

Lambert-St Louis

Sat 12/6

7:43 pm-8:39 am

2 stops11h 56m

$190

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 12/4

8:50 pm-10:10 pm

Nonstop1h 20m

Lambert-St Louis

Mon 12/8

6:15 pm-7:25 pm

Nonstop1h 10m

$193

CincinnatiKansas City

CVG - MCI

CVGMCI

Cincinnati Cinci./N. Kentucky

Thu 11/20

9:28 pm-9:00 am

1 stop12h 32m

Kansas City

Sun 11/23

8:28 pm-10:21 am

2 stops12h 53m

$196

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Thu 12/4

11:59 am-9:47 am

1 stop22h 48m

Lambert-St Louis

Sun 12/7

3:30 pm-10:52 am

1 stop18h 22m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Kentucky with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kentucky to Missouri

What is the cheapest month to book a flight from Kentucky to Missouri?

Currently, August is the cheapest month in which you can book a flight from Kentucky to Missouri (average of $164). Flying from Kentucky to Missouri in February is currently the most expensive (average of $237). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KY to MO?

Find hourly flight availability from Kentucky to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

It’s optimal to fly from Kentucky to Missouri at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Kentucky to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kentucky to Missouri flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated November 4, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Kentucky to Missouri have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,239 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,003 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,002 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kentucky to Missouri?

    A quick flight from Kentucky to Missouri can take about 4h 01m. Frontier provides one of the quickest options available for as low as $172. The distance from Kentucky to Missouri is about 272 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kentucky to Missouri one-way?

    The cheapest airlines for a one-way flight from Kentucky to Missouri are Frontier ($79), Southern / Mokulele ($83), and American Airlines ($90).

  • Can I find deals for flights from Kentucky to Missouri that include hotel bookings?

    Yes. In addition to deals on Kentucky to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kentucky to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kentucky to Missouri.

  • Can I find deals for business class flights from Kentucky to Missouri?

    Yes. Cheapflights offers flight deals from Kentucky to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kentucky to Missouri?

    Currently, August is the cheapest month in which you can book a flight from Kentucky to Missouri (average of $164). Flying from Kentucky to Missouri in February is currently the most expensive (average of $237). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Kentucky to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kentucky to Missouri

Discover the top 4 airlines that operate flights from Kentucky to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$216Average$326FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$221Average$430FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$226Average$398FlexibilityNo cancel feeOn-time63%

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